
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no">
    <script src="../jquery/jquery-3.2.1.min.js"></script>
    <script src="../js/bootstrap.min.js"></script>
    <link rel="stylesheet" href="../css/bootstrap.css">

</head>
<body>

<div class="container">

    <p>
        这是普通p标签内容
    </p>
    <p class="lead">
        这是加了class lead 标签内容
    </p>

    <mark>
        这是mark标签内容
    </mark>
</div>
</body>
</html>